On October 1, 1994, an Ercoupe (eng & Research Corp.) 415-C (registration N99600) operated by Blaydoe, John B. was involved in an aviation accident near Cloverdale, IN. Investigators recorded the probable cause as: The restrictor fitting orifice on the fuel pump was completely blocked by contamination, obstructing the flow of fuel to the engine. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During a local flight, a student pilot reported engine power loss and executed a forced landing on rough terrain. Investigation revealed the fuel pump restrictor orifice was completely blocked by contamination.
Pilot Report
A student pilot reported that the engine lost power while conducting a local flight. The pilot subsequently performed a forced landing on rough terrain.
Investigation Findings
Postaccident examination of the aircraft revealed that the restrictor fitting orifice on the fuel pump was entirely obstructed by contamination. This blockage prevented the flow of fuel to the engine, leading to the power loss.
Maintenance History
The most recent annual inspection of the aircraft had been completed 3½ months prior to the accident. Additionally, automotive fuel was being used in the airplane at the time of the incident.
Probable cause
The restrictor fitting orifice on the fuel pump was completely blocked by contamination, obstructing the flow of fuel to the engine.